参数资料
型号: IRU3055CQTR
厂商: International Rectifier
文件页数: 3/26页
文件大小: 0K
描述: IC CTRL SYNC 3-PHASE 36-QSOP
标准包装: 1
应用: 控制器,Intel Pentium? IV
输入电压: 5V,12V
输出数: 1
输出电压: 1.08 V ~ 1.85 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 36-QSOP
供应商设备封装: 36-QSOP
包装: 剪切带 (CT)
产品目录页面: 1384 (CN2011-ZH PDF)
其它名称: *IRU3055CQTR
IRU3055CQCT
IRU3055
PARAMETER
SYM
TEST CONDITION
MIN
TYP
MAX
UNITS
Power Good Section
Under-Voltage Lower Trip Point
Under-Voltage Upper Trip Point
UV Hysteresis
Over-Voltage Upper Trip Point
Over-Voltage Lower Trip Point
OV Hysteresis
Power Good Output LO
Power Good Output HI
UVLO Threshold - 5V
UVLO Hysteresis - 5V
UVLO Threshold - 12V
UVLO Hysteresis - 12V
PG UVL
PG UVH
PG HYST
OV L
OV H
OV HYST
PG L
PG H
UVLO 5UP
UVLO 5HYST
UVLO 12UP
UVLO 12HYST
V OUT Ramping Down
V OUT Ramping Up
V OUT Ramping Up
V OUT Ramping Down
R L =3mA
R L =5K Pull-Up to 5V
Supply Ramping Up
Supply Ramping Down
Supply Ramping Up
Supply Ramping Down
0.88Vs
0.89Vs
0.001Vs
1.10Vs
1.09Vs
0.001Vs
0
4.8
4.2
0.22
10.2
0.5
0.90Vs
0.91Vs
0.01Vs
1.11Vs
1.10Vs
0.01Vs
0.04
4.9
4.34
0.32
10.5
0.7
0.92Vs
0.93Vs
0.02Vs
1.12Vs
1.11Vs
0.02Vs
0.4
5
4.5
0.42
10.8
0.9
V
V
V
V
V
V
V
V
V
V
V
V
Over-Voltage Section
OVP Threshold
OVP TH
Fault Pin
1.1Vs
1.15Vs
1.2Vs
V
Error Amp Section
Transconductance
g m
720
m mho
Input Bias Current
Input Offset Voltage
IB ERR
VOS ERR
CS1, CS2, CS3
Fb to V SET
0.5
2.5
3
5
6
m A
mV
Current Sense Section
Input Bias Current
IB CS
CS1, CS2, CS3
0.9
m A
Input Offset Voltage
CS Matching
VOS CS
CS MATCH
CS1 to CS2, CS1 to CS3
Difference between any CS
2
2
4
4
mV
mV
Current Limit Section
OC Threshold Set Current
OC Comp Offset Voltage
Hiccup Duty Cycle
IB OC
VOS OC
H IC
OCSet @ 0V
OCSet @ OC Threshold
Css=0.1uF
120
-8
1
160
-3
2.4
200
+2
m A
mV
%
Soft-Start Section
Charge Current
I SS
Soft-Start @ 0V
7
10
13
m A
Output Drivers Section
Rise Time
TR L
C L High Side=3000pF,
25
50
75
ns
TR H
C L Low Side=6000pF
Fall Time
TF L
C L High Side=3000pF,
25
50
75
ns
TF H
C L Low Side=6000pF
Dead Band
DB LH
C L High Side=3000pF,
130
ns
DB HL
C L Low Side=6000pF,
(Both Measured @ 10%)
Oscillator Section
Osc Frequency per Phase
PWM Ramping Voltage
f OSC
V OSC
Rt = 50K V
Peak to Peak
100
1.98
150
2.02
200
2.06
KHz
V
Duty cycle Matching
OSC MATCH LDrv or HDrv
0.03
%
Note 1: Vs refers to the set point voltage given in Table 1
Rev. 1.4
08/13/02
www.irf.com
3
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